Add --enable-embedded-help option to embed --help messages in binaries

[lttng-tools.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 191dd838c1c42e9db1510d3cdb0ea5bf69ad2139..b19d9d0d591837763ac1ef478990fdfe25be02cd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -653,6 +653,29 @@ AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
 
 AC_DEFINE_UNQUOTED([MANPATH], ["`eval eval echo $mandir`"], [Path to man pages.])
 
+# embedded --help message
+AC_ARG_ENABLE(
+       [embedded-help],
+       AS_HELP_STRING(
+               [--enable-embedded-help],
+               [Embed the --help messages in the executable files]
+       ),
+       [embedded_help=$enableval],
+       [embedded_help=no]
+)
+AS_IF([test "x$embedded_help" = "xyes"], [
+       AS_IF([test "x$man_pages_opt" = "xno"], [
+               AC_MSG_ERROR([You need the --enable-man-pages option with the --enable-embedded-help option.])
+       ])
+       AC_PATH_PROG([man_prog_path], [man], [no])
+       AS_IF([test "x$man_prog_path" = "xno"], [
+               AC_MSG_ERROR([You need man with the --enable-embedded-help option.])
+       ])
+       AC_DEFINE_UNQUOTED([LTTNG_EMBED_HELP], 1, [Embed --help messages.])
+       AC_SUBST([MANPROG], [$man_prog_path])
+])
+AM_CONDITIONAL([EMBED_HELP], [test "x$embedded_help" != "xno"])
+
 # Python agent test
 UST_PYTHON_AGENT="lttngust"
 
@@ -1186,6 +1209,9 @@ AS_IF([test "x$man_pages_opt" != "xno"], [
 
 m4_popdef([build_man_pages_msg])
 
+test "x$embedded_help" = xyes && value=1 || value=0
+PPRINT_PROP_BOOL([Embed --help messages], $value, $PPRINT_COLOR_SUBTITLE)
+
 PPRINT_SET_INDENT(1)
 
 report_bindir="`eval eval echo $bindir`"